In order to identify extraneous solutions in a rational equation, you must know where each part of the equation is undefined. How many different values are undefined for the given expression?

\frac{x+2}{x\left(x-2\right)\left(x +4\right)}
x(x−2)(x+4)
x+2

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels

Change negative exponents to positive. then solve. round to four decimal places